1121748437398 has 8 divisors (see below), whose sum is σ = 1771181743320. Its totient is φ = 531354522960.

The previous prime is 1121748437387. The next prime is 1121748437437. The reversal of 1121748437398 is 8937348471211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14759847823 + ... + 14759847898.

It is an arithmetic number, because the mean of its divisors is an integer number (221397717915).

Almost surely, 2^{1121748437398} is an apocalyptic number.

1121748437398 is a deficient number, since it is larger than the sum of its proper divisors (649433305922).

1121748437398 is a wasteful number, since it uses less digits than its factorization.

1121748437398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29519695742.

The product of its digits is 8128512, while the sum is 58.

The spelling of 1121748437398 in words is "one trillion, one hundred twenty-one billion, seven hundred forty-eight million, four hundred thirty-seven thousand, three hundred ninety-eight".